Camwear Seal Cover for 2 & 4 Quart Camwear Round Food Storage Containers Seal cover fits Cambro's 2 & 4 quart Camwear Round Storage Containers Inner and outer seal provide excellent spill resistance and extends product freshness Snap on covers fit tightly, yet can be easily removed Thumb tab for easy removal Safe to use in refrigerators, freezers and dishwashers; NSF approved